Title:
アンテナ装置及び電子機器
Document Type and Number:
Japanese Patent JP7060168
Kind Code:
B2
Abstract:
An antenna device includes first and second coils. A portion of the first coil overlaps a coil opening of the second coil, and a portion of the second coil overlaps a coil opening of the first coil. The first coil includes a first coil conductor on a first surface of a base material and a first coil conductor on a second surface. The first coil includes a single-layer portion in which the first coil conductor is only on the first surface of the base material, and the second coil conductor intersects the first coil conductor at a portion facing the single-layer portion on the second surface of the base material.
Inventors:
Tsuyoshi Mukai
Hiromitsu Ito
Hiromitsu Ito
Application Number:
JP2021545562A
Publication Date:
April 26, 2022
Filing Date:
September 09, 2020
Export Citation:
Assignee:
MURATA MANUFACTURING CO.,LTD.
International Classes:
H01Q7/00; H01Q1/24; H01Q1/52; H01Q21/28
Domestic Patent References:
| JP9098014A | ||||
| JP2013138404A | ||||
| JP6583599B1 |
Foreign References:
| WO2019163675A1 | ||||
| WO2017119215A1 | ||||
| WO2017094466A1 | ||||
| EP3147996A1 |
Attorney, Agent or Firm:
Kaede International Patent Office